3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object) [ 'items' => [ 'one', 'two' ] ]; echo (isset($obj->items2->demo)) ? "true" : "false";

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0190.00316.37
8.3.50.0130.00322.05
8.3.40.0110.00718.84
8.3.30.0070.00719.08
8.3.20.0040.00420.16
8.3.10.0060.00321.90
8.3.00.0090.00019.25
8.2.180.0120.00318.25
8.2.170.0070.00722.96
8.2.160.0100.00320.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0070.00022.25
8.2.110.0060.00322.10
8.2.100.0000.01117.91
8.2.90.0000.00819.13
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0070.00419.77
8.2.50.0080.00018.07
8.2.40.0080.00019.82
8.2.30.0040.00419.72
8.2.20.0050.00317.68
8.2.10.0000.00819.88
8.2.00.0060.00317.58
8.1.280.0100.00725.92
8.1.270.0080.00023.83
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0040.00424.02
8.1.230.0040.00718.89
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0000.00818.50
8.1.160.0040.00421.90
8.1.150.0000.00718.42
8.1.140.0040.00417.32
8.1.130.0030.00317.70
8.1.120.0000.00717.47
8.1.110.0060.00317.45
8.1.100.0040.00417.44
8.1.90.0040.00417.28
8.1.80.0040.00417.40
8.1.70.0030.00317.33
8.1.60.0070.00317.44
8.1.50.0030.00517.43
8.1.40.0000.00817.36
8.1.30.0040.00417.57
8.1.20.0040.00417.45
8.1.10.0040.00417.37
8.1.00.0040.00417.48
8.0.300.0000.00720.71
8.0.290.0020.00517.16
8.0.280.0070.00018.48
8.0.270.0030.00317.16
8.0.260.0060.00017.26
8.0.250.0030.00317.03
8.0.240.0000.00617.05
8.0.230.0030.00316.99
8.0.220.0030.00316.80
8.0.210.0030.00316.87
8.0.200.0000.00716.96
8.0.190.0040.00416.88
8.0.180.0000.00716.92
8.0.170.0030.00516.81
8.0.160.0040.00416.85
8.0.150.0070.00016.81
8.0.140.0050.00216.80
8.0.130.0030.00313.28
8.0.120.0070.00016.89
8.0.110.0030.00516.84
8.0.100.0050.00216.92
8.0.90.0000.00816.89
8.0.80.0110.00416.84
8.0.70.0070.00016.77
8.0.60.0070.00016.82
8.0.50.0000.00716.87
8.0.30.0110.00817.06
8.0.20.0110.00917.40
8.0.10.0050.00216.88
8.0.00.0100.01116.71
7.4.330.0000.00415.00
7.4.320.0030.00316.54
7.4.300.0060.00016.60
7.4.290.0000.00716.60
7.4.280.0040.00316.41
7.4.270.0030.00316.43
7.4.260.0000.00716.48
7.4.250.0070.00016.52
7.4.240.0030.00416.48
7.4.230.0000.00816.70
7.4.220.0090.00916.71
7.4.210.0070.00716.65
7.4.200.0000.00716.69
7.4.190.0000.00716.45
7.4.160.0060.01016.37
7.4.150.0070.01117.40
7.4.140.0130.00817.86
7.4.130.0110.00916.48
7.4.120.0100.00716.46
7.4.110.0030.01716.57
7.4.100.0130.00916.30
7.4.90.0090.00916.39
7.4.80.0170.00319.39
7.4.70.0060.00916.43
7.4.60.0080.00816.39
7.4.50.0020.00316.50
7.4.40.0060.01616.37
7.4.30.0080.00816.54
7.4.00.0020.01414.94
7.3.330.0000.00613.04
7.3.320.0000.00513.11
7.3.310.0030.00316.29
7.3.300.0030.00316.19
7.3.290.0060.00916.20
7.3.280.0090.00916.18
7.3.270.0090.00917.40
7.3.260.0140.01016.23
7.3.250.0090.01116.29
7.3.240.0060.01416.39
7.3.230.0000.01716.39
7.3.210.0170.00016.18
7.3.200.0060.01219.39
7.3.190.0080.01316.43
7.3.180.0080.00816.16
7.3.170.0060.00916.27
7.3.160.0100.00916.18
7.3.120.0080.00814.79
7.3.110.0100.00715.02
7.3.100.0100.00314.78
7.3.90.0030.01214.84
7.3.80.0000.01214.63
7.3.70.0090.00614.55
7.3.60.0000.01414.75
7.3.50.0030.01014.41
7.3.40.0100.00314.81
7.3.30.0100.00314.66
7.3.20.0030.00916.38
7.3.10.0000.01416.76
7.3.00.0090.00316.59
7.2.330.0060.01316.46
7.2.320.0130.00416.52
7.2.310.0130.00616.61
7.2.300.0090.00916.48
7.2.290.0090.00616.58
7.2.250.0090.00314.92
7.2.240.0070.01315.01
7.2.230.0040.01114.88
7.2.220.0030.00614.93
7.2.210.0060.00614.80
7.2.200.0090.00915.01
7.2.190.0170.00014.83
7.2.180.0030.01214.52
7.2.170.0040.01414.99
7.2.60.0060.01016.70
7.2.50.0100.00016.68
7.1.330.0000.01815.93
7.1.320.0070.00715.54
7.1.310.0060.01015.80
7.1.300.0060.01215.61
7.1.290.0070.00315.73
7.1.280.0000.00915.84
7.1.270.0030.00615.67
7.1.260.0080.00715.77
7.1.200.0000.01515.59
7.1.70.0140.00717.00
7.1.60.0070.01719.46
7.1.50.0070.01616.78
7.1.00.0000.07722.29
7.0.200.0170.00714.90
7.0.140.0030.07322.08
7.0.60.0070.08319.93
7.0.50.0000.05717.66
7.0.40.0070.05019.98
7.0.30.0200.04720.09
7.0.20.0170.04320.10
7.0.10.0130.04720.20
7.0.00.0200.07020.13
5.6.280.0100.07020.92
5.6.210.0070.08320.70
5.6.200.0070.07718.22
5.6.190.0100.07320.59
5.6.180.0270.04320.39
5.6.170.0270.05320.48
5.6.160.0130.08320.54
5.6.150.0070.08018.16
5.6.140.0130.07718.18
5.6.130.0130.07718.11
5.6.120.0070.05021.02
5.6.110.0030.05021.14
5.6.100.0000.05721.00
5.6.90.0070.09720.97
5.6.80.0070.08320.39
5.5.350.4200.04020.52
5.5.340.0100.06317.98
5.5.330.0130.03320.38
5.5.320.0370.07020.17
5.5.310.0270.04720.27
5.5.300.0070.06717.95
5.5.290.0070.06318.02
5.5.280.0100.06720.73
5.5.270.0070.08020.73
5.5.260.0130.05020.88
5.5.250.0030.08720.49
5.5.240.0070.07720.35
5.4.450.1000.05719.48
5.4.440.0770.05719.46
5.4.430.0030.06019.61
5.4.420.0730.05319.12
5.4.410.0670.06019.39
5.4.400.0870.05719.08
5.4.390.0930.04019.21
5.4.380.0300.05318.50
5.4.370.0300.07318.72
5.4.360.0270.05018.66
5.4.350.0270.05318.63
5.4.340.0230.05018.74
5.4.320.0060.03612.46
5.4.310.0100.03312.45
5.4.300.0060.03712.46
5.4.290.0110.03912.44
5.4.280.0070.03612.34
5.4.270.0070.03512.33
5.4.260.0050.03912.33
5.4.250.0060.03912.33
5.4.240.0100.04912.34
5.4.230.0150.06412.33
5.4.220.0060.05312.33
5.4.210.0100.05012.33
5.4.200.0110.04412.32
5.4.190.0090.05212.32
5.4.180.0090.06012.32
5.4.170.0070.05712.33
5.4.160.0060.05012.33
5.4.150.0090.04912.33
5.4.140.0140.05012.01
5.4.130.0180.05612.00
5.4.120.0070.05211.95
5.4.110.0170.06611.96
5.4.100.0040.05211.95
5.4.90.0080.04011.95
5.4.80.0070.03611.95
5.4.70.0060.05211.94
5.4.60.0030.04111.94
5.4.50.0030.03911.95
5.4.40.0050.04211.93
5.4.30.0070.03611.93
5.4.20.0050.03711.93
5.4.10.0070.03511.93
5.4.00.0070.03711.42
5.3.290.0050.04012.80
5.3.280.0100.03812.71
5.3.270.0050.04712.72
5.3.260.0100.03612.72
5.3.250.0090.03512.72
5.3.240.0050.04212.72
5.3.230.0060.06112.71
5.3.220.0110.05312.68
5.3.210.0080.05612.68
5.3.200.0090.04412.68
5.3.190.0030.04512.68
5.3.180.0130.04712.67
5.3.170.0080.03812.67
5.3.160.0040.04912.67
5.3.150.0080.04112.68
5.3.140.0050.04812.66
5.3.130.0070.04012.66
5.3.120.0050.05112.65
5.3.110.0050.04912.66
5.3.100.0020.04012.11
5.3.90.0120.04612.09
5.3.80.0050.03712.08
5.3.70.0040.03912.08
5.3.60.0080.03612.07
5.3.50.0030.04012.00
5.3.40.0070.03512.00
5.3.30.0040.03611.95
5.3.20.0070.04511.72
5.3.10.0080.04911.70
5.3.00.0060.03711.68
5.2.170.0050.0309.18
5.2.160.0050.0299.18
5.2.150.0080.0279.18
5.2.140.0050.0319.18
5.2.130.0080.0279.14
5.2.120.0030.0319.14
5.2.110.0070.0289.14
5.2.100.0060.0279.14
5.2.90.0080.0439.14
5.2.80.0050.0329.14
5.2.70.0030.0369.14
5.2.60.0030.0319.09
5.2.50.0050.0299.06
5.2.40.0100.0269.03
5.2.30.0060.0289.01
5.2.20.0030.0309.01
5.2.10.0030.0298.93
5.2.00.0060.0418.78
5.1.60.0070.0338.07
5.1.50.0100.0398.06
5.1.40.0120.0328.05
5.1.30.0040.0298.40
5.1.20.0050.0348.42
5.1.10.0040.0468.14
5.1.00.0070.0378.14
5.0.50.0030.0326.62
5.0.40.0070.0276.48
5.0.30.0050.0416.29
5.0.20.0020.0226.27
5.0.10.0040.0256.24
5.0.00.0060.0316.23
4.4.90.0060.0204.78
4.4.80.0020.0204.75
4.4.70.0020.0164.75
4.4.60.0030.0154.75
4.4.50.0010.0174.77
4.4.40.0120.0394.71
4.4.30.0040.0214.76
4.4.20.0030.0244.84
4.4.10.0020.0254.85
4.4.00.0040.0344.76
4.3.110.0060.0224.67
4.3.100.0030.0234.66
4.3.90.0050.0214.64
4.3.80.0060.0304.58
4.3.70.0040.0214.63
4.3.60.0050.0204.63
4.3.50.0050.0284.63
4.3.40.0050.0374.54
4.3.30.0040.0233.28
4.3.20.0040.0233.26
4.3.10.0020.0223.22
4.3.00.0300.02710.55

preferences:
45.89 ms | 400 KiB | 5 Q